CN109570597A - A kind of the milling reamer and its processing method of machining high-precision planet carrier axis hole - Google Patents
A kind of the milling reamer and its processing method of machining high-precision planet carrier axis hole Download PDFInfo
- Publication number
- CN109570597A CN109570597A CN201811601242.0A CN201811601242A CN109570597A CN 109570597 A CN109570597 A CN 109570597A CN 201811601242 A CN201811601242 A CN 201811601242A CN 109570597 A CN109570597 A CN 109570597A
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- China
- Prior art keywords
- reamer
- knife handle
- milling
- hole
- blind rivet
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/16—Milling-cutters characterised by physical features other than shape
- B23C5/20—Milling-cutters characterised by physical features other than shape with removable cutter bits or teeth or cutting inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/16—Milling-cutters characterised by physical features other than shape
- B23C5/20—Milling-cutters characterised by physical features other than shape with removable cutter bits or teeth or cutting inserts
- B23C5/22—Securing arrangements for bits or teeth or cutting inserts
- B23C5/2204—Securing arrangements for bits or teeth or cutting inserts with cutting inserts clamped against the walls of the recess in the cutter body by a clamping member acting upon the wall of a hole in the insert
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D77/00—Reaming tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D77/00—Reaming tools
- B23D77/02—Reamers with inserted cutting edges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
- B23P15/34—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools milling cutters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
- B23P15/46—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools reaming tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
- B23C2222/28—Details of hard metal, i.e. cemented carbide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2240/00—Details of connections of tools or workpieces
- B23C2240/24—Connections using screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D2277/00—Reaming tools
- B23D2277/06—Connections between component parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D2277/00—Reaming tools
- B23D2277/24—Materials of the tool or the intended workpiece, methods of applying these materials
- B23D2277/2464—Hard metal, i.e. cemented carbide
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
The milling reamer and its processing method of a kind of machining high-precision planet carrier axis hole provided by the invention；Including blind rivet, knife handle, milling reamer, the blind rivet and, milling reamer is separately mounted to the both ends of knife handle, the blind rivet is by Screw assembly, and described, milling reamer is assembled by screw, it is described, the one end for milling the principle knife handle of reamer is machined with cutting edge and central through hole, and the blind rivet, knife handle are milled and be mutually communicated inside reamer.The present invention is by milling the rigidity, wearability, fatigue durability difference etc. that reamer improves cutter using more rigid hard alloy, reduce number of cutters, simultaneously, the present invention recycles cold mode in the center of numerical control device to take away the chip generated in machining and its heat, efficiently solve the technical problem, difficulty of processing is reduced, operability and economy are improved.
Description
Technical field
The present invention relates to a kind of milling reamer of machining high-precision planet carrier axis hole and its processing methods.
Background technique
In general, it is difficult to process high-precision planet carrier axis hole as shown in Figure 5, reason using Conventional processing methods
Mainly there are five aspects, one is the fatigue durability of cutter is poor, mainly workpiece uses medium carbon alloy steel (HRC30~35), processing
When cutter stress variation greatly；The second is the pore size after processing is not easy to control, it is not easy to guarantee quality；The third is cutter is easily ground
Damage, mainly material difficulty are processed；The fourth is the number of cutters used is more, processing efficiency is low, the process-cycle is long, processing cost
The step of height, the mainly pores is more, the fifth is the cooling effect in process is poor.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of milling reamer of machining high-precision planet carrier axis hole and its adding
Work method.
The present invention is achieved by the following technical programs.
The milling reamer and its processing method of a kind of machining high-precision planet carrier axis hole provided by the invention；Including blind rivet, knife
Handle, mill reamer, the blind rivet and, milling reamer is separately mounted to the both ends of knife handle, and the blind rivet passes through Screw assembly, described, milling
Reamer is assembled by screw, described, and the one end for milling the principle knife handle of reamer is machined with cutting edge and central through hole, the blind rivet,
Knife handle is milled and is mutually communicated inside reamer.
The blind rivet is assemblied in the fitting groove of knife handle one end by load segment, is also machined with positive stop lug boss on the blind rivet
Cooperate in the middle with the limiting slot of fitting groove opening.
The reamer is mounted on one end in knife handle and is machined with limit inclined-plane, limit inclined-plane and the compression being mounted on knife handle
Screw fit makes, and milling reamer is fixed in the reamer hole in knife handle.
The housing screw is two and is separately mounted in screw hole A and ring flange that the end of knife handle is arranged in screw hole A
At mouthful, ring flange is arranged at the intermediate groove of the screw hole B on knife handle, screw hole A and ring flange be parallel to each other and with limit
The end face on inclined-plane is vertical.
The conical surface is machined on the outside of one end to screw hole B of the knife handle installation blind rivet.
The cutting edge is set as several steps, and the diameter of each step is corresponding with the processing size in hole, the side of cutting edge
Face, which is symmetrily processed with two chip spaces, makes the section of cutting edge be in two triangles to oppose, and central through hole is processed in cutting edge
Top simultaneously extends to the other end.
The through-hole for connecting its both ends, through-hole and center in knife handle are machined on the blind rivet and the center line of knife handle
Through-hole connection, milling reamer are equipped with sealing ring, the bottom margin of sealing ring and reamer hole installing one end end in knife handle
Contact.
A kind of processing method of high-precision milling reamer, comprising the following steps:
A, knife handle is processed, and is processed after knife handle is heat-treated using numerically controlled lathe；
B, milling reamer processing, selects hard alloy pole then to lead to as ingredient using Laser ablation central through hole
Cross grinding machine sum number control cutter and tool grinding machine grinding outer circle and cutting edge；
C, it assembles, the milling reamer processed is assembled in knife handle using housing screw；
D, bite is processed, by the milling reamer assembled on the basis of the conical surface, with accurate cylindrical grinder to apex point cutting edge
Each radial dimension in portion carries out grinding；
E, the bite and its apex point of finishing milling reamer.
The conical surface of knife handle stays unilateral 0.08~0.10mm of surplus in the step a.
Outer bowlder is ground using grinding machine and numerical control tool grinder in the step b and retains each radial dimension surplus of cutting edge
0.02~0.04mm.
The beneficial effects of the present invention are: the rigid of cutter is improved by milling reamer using more rigid hard alloy
Property, wearability, fatigue durability difference etc., reduce number of cutters, meanwhile, the present invention recycles cold mode in the center of numerical control device
The chip generated in machining and its heat are taken away, efficiently solves the technical problem, reduces difficulty of processing, improve
Operability and economy.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is milling reamer structural schematic diagram of the invention；
Fig. 3 is Knife handle structure schematic diagram of the invention；
Fig. 4 is blind rivet structure schematic diagram of the invention；
Fig. 5 is workpiece planet carrier structure schematic diagram of the invention；
Fig. 6 is that reamer processing structural schematic diagram is milled in the embodiment of the present invention；
Fig. 7 is that knife handle processes structural schematic diagram in the embodiment of the present invention；
In figure: 1- blind rivet, 11- load segment, 12- positive stop lug boss, 2- knife handle, 21- fitting groove, 22- limiting slot, 23- screw
Hole A, 24- ring flange, 25- screw hole B, 26- reamer hole, the 27- conical surface, 28- through-hole, 3- sealing ring, 4- housing screw, 5- milling
Reamer, 51- cutting edge, 52- chip space, 53- limit inclined-plane, 54- seal face, 55- central through hole.
Specific embodiment
Be described further below technical solution of the present invention, but claimed range be not limited to it is described.
A kind of the milling reamer and its processing method of machining high-precision planet carrier axis hole；Including blind rivet 1, knife handle 2, mill reamer
5,1 He of blind rivet, milling reamer 5 is separately mounted to the both ends of knife handle 2, and the blind rivet 1 passes through Screw assembly, described, milling reamer 5
It is assembled by screw, described, the one end for milling the principle knife handle 2 of reamer 5 is machined with cutting edge 51 and central through hole 55, the blind rivet
1, knife handle 2 mill and are mutually communicated inside reamer 5.As shown in Figure 1, blind rivet 1 is fitted into knife handle 2, revolve the external screw thread A1 of blind rivet 1
Enter in the internal screw thread A2 of knife handle 2 and tighten, knife bar housing screw 4 is screwed in respectively in internal thread hole A3, A4 of knife handle, but preceding
End face must not exceed the hole D3 of knife handle 2, and sealing ring 3 is put at the bottom face E of knife handle 2, then hard alloy milling reamer 5 is filled
Enter in the hole D3 of knife handle 2, and G4 seal face is abutted into sealing ring 3.It rotates hard alloy and mills reamer 5, made inclined-plane G3 face
The knife bar housing screw 4 being fitted into knife handle 2.Finally tighten knife bar housing screw 4.Before use, need to be using knife handle taper B as base
Standard carries out grinding to apex point cutting edge portion, eliminates the rigging error of each component.Dynamic equilibrium is carried out again, guarantees the dynamic of cutter
State stability.
The blind rivet 1 is assemblied in the fitting groove 21 of 2 one end of knife handle by load segment 11, is also machined on the blind rivet 1
Positive stop lug boss 12 cooperates with the limiting slot 22 of 21 opening of fitting groove in the middle.
One end that the reamer 5 is mounted in knife handle 2 is machined with limit inclined-plane 53, limits inclined-plane 53 and is mounted on knife handle 2
On housing screw 4 cooperation make, milling reamer 5 be fixed in the reamer hole 26 in knife handle 2.
The housing screw 4 is two and is separately mounted in screw hole A23 and ring flange 24 that screw hole A23 is arranged in knife
At the port of handle 2, ring flange 24 is arranged at the intermediate groove of the screw hole B25 on knife handle 2, screw hole A23 and ring flange 24
It is parallel to each other and vertical with the limit end face on inclined-plane 53.
The conical surface 27 is machined on the outside of one end to screw hole B25 of the installation of knife handle 2 blind rivet 1.
The cutting edge 51 is set as several steps, and the diameter of each step is corresponding with the processing size in hole, cutting edge 51
Side symmetrical machining there are two chip space 52 make cutting edge 51 section be in two opposition triangles, central through hole 55 process
Cutting edge 51 top and extend to the other end.
Be machined with the through-hole for connecting its both ends on the blind rivet 1 and the center line of knife handle 2, the through-hole in knife handle 2 with
Central through hole 55 connects, and milling reamer 5 is equipped with sealing ring 3 installing one end end in knife handle 2, sealing ring 3 and reamer hole
26 bottom margin contact.
A kind of processing method of high-precision milling reamer, comprising the following steps:
A, knife handle is processed, and is processed after knife handle is heat-treated using numerically controlled lathe；
B, milling reamer processing, selects hard alloy pole as ingredient, using Laser ablation central through hole 55, then
Outer circle and cutting edge 51 are ground by grinding machine and numerical control tool grinder；
C, it assembles, the milling reamer 5 processed is assembled in knife handle 2 using housing screw 4；
D, bite is processed, and by the milling reamer 5 assembled on the basis of the conical surface 27, is cut with accurate cylindrical grinder apex point
Each radial dimension of blade carries out grinding；
E, the bite and its apex point of finishing milling reamer.
The conical surface 27 of knife handle 2 stays unilateral 0.08~0.10mm of surplus in the step a.
It uses grinding machine and numerical control tool grinder to be ground outer bowlder in the step b to retain more than each radial dimension of cutting edge 51
Measure 0.02~0.04mm.
Embodiment:
High-precision milling reamer mills 5 five part of reamer by blind rivet 1, knife handle 2, sealing ring 3, knife bar housing screw 4, hard alloy
It is constituted.
1, blind rivet 1 selects the standard component with interior cold hole according to specific numerical control device.
2,2 side-strengthened knife handle of knife handle, integral hardness are HRC28~32, material selection 2Cr13 production.The interior spiral shell of knife handle 2
Line A2 and hole D2 is designed respectively according to the external screw thread A1 and outer circle D1 of blind rivet 1, internal screw thread A2 precision select 5 grades, hole D2 and
The fit clearance of outer circle D1 guarantees to be not more than 0.01mm.Knife handle taper B and ring flange C are set by machine tool chief axis connection size
Meter, wherein guarantee to require to reach 80% or more with the fitness of tapered bore of machine tool spindle when knife handle taper B grinding.Internal screw thread
A3 is located at the intermediate groove of ring flange C, and internal screw thread A4 is located in the front end outer circle of ring flange C, and and center line is at 93 °
Angle, accuracy of thread grade are 6 grades, and screw thread specification cooperates with knife bar housing screw 4 to be selected and design.Hole D3 and hard alloy milling are cut with scissors
The outer circle D4 of knife 5 is designed in pairs, guarantees that fit clearance is not more than 0.01mm, meanwhile, guarantee that knife handle taper B and hole D3's is coaxial
Degree is within 0.005mm.The flatness of the bottom face E of hole D3 and control is intended within 0.003mm with the verticality of center line,
Roughness is controlled in Ra0.8 or less.Through-hole F is designed at 2 center of knife handle, and size is φ 5, and precision is IT8 grades, and roughness is
Ra1.6 or less.
3, sealing ring 3 is " O " type rubber ring, can be by GB/T1235 selection standard part.
4, knife bar housing screw 4 is interior hexagonal flush end holding screw, can be selected by GB/T77.
5, the outer circle D4 of hard alloy milling reamer 5 is by the diameter integrated of hard alloy raw material bar and cutting edge region G1
Consider, each length of bench of cutting edge and diameter are designed by the size in required processing hole, and cutting edge diameter accuracy is processed as IT6
Grade, and setting can sharpen 8~10 mm of length.In cutting edge region G1, two straight channel type chip space G2 are set.The end outer circle D4
Place is equipped with an inclined-plane G3, forms 3 ° of angles with center line, and end face G4 is seal face, is intended to control with the verticality of center line and exists
Within 0.003mm, roughness is controlled in Ra0.8 or less.Through-hole G5 is designed at 5 center of part, size is φ 3, and precision is
IT8 grades, roughness is Ra1.6 or less.
High-precision mills the processing of reamer
1, each design feature of knife handle 2 all needs to be processed using accurate digital control vehicle after heat treatment, wherein knife handle cone
Degree B stays unilateral 0.08~0.10mm of surplus, then match grinding is carried out to it using accurate cylindrical grinder, guarantees knife handle taper B in lathe
Fitness after being tightened up in main shaft reaches 80% or more.
2, the hard alloy area of a circle stick of hard alloy milling 5 selection standard of reamer makees blank, is processed using laser ablation method
Through-hole G5 is ground remaining each shelves size using accurate cylindrical grinder, omnipotent numerical control tool grinder, wherein each radial direction of cutting edge portion
Size stays bilateral 0.02~0.04mm of surplus.
3, after high-precision milling reamer assembles, on the basis of knife handle taper B, with accurate cylindrical grinder to apex point cutting edge portion
Each radial dimension carries out grinding, to eliminate the rigging error of each component.
4, it is extremely required using each Blade dimensions that omnipotent numerical control tool grinder is ground high-precision milling reamer, including apex point.
5, dynamic equilibrium is carried out to high-precision milling reamer, guarantees the dynamic stability performance of cutter.
High-precision planet carrier shaft hole forming method
Process 1, blank are using forging and normalizing；
It is process 2, rough turn；
Process 3 rough mills planet carrier slot；
Process 4, heat treatment (HRC30~35)；
Process 5, smart car workpiece；
Process 6, finish-milling planet carrier slot；
Process 7, heat treatment (low temperature destressing)；
Process 8, machining high-precision planet carrier axis hole:
Work step 1, roughing axis hole；
Work step 2 processes axis hole with high-precision milling reamer；
Process 9, surface treatment (antirust treatment).
Claims (10)
1. a kind of milling reamer of machining high-precision planet carrier axis hole and, it is characterised in that: including blind rivet (1), knife handle (2), milling hinge
Knife (5), the blind rivet (1) and, milling reamer (5) is separately mounted to the both ends of knife handle (2), the blind rivet (1) by Screw assembly,
Described, milling reamer (5) is assembled by screw, described, and the one end for milling the principle knife handle (2) of reamer (5) is machined with cutting edge (51)
With central through hole (55), the blind rivet (1), knife handle (2), milling reamer (5) is internal to be mutually communicated.
2. the milling reamer of machining high-precision planet carrier axis hole as described in claim 1, it is characterised in that: the blind rivet (1) is logical
It crosses load segment (11) to be assemblied in the fitting groove (21) of knife handle (2) one end, is also machined with positive stop lug boss (12) on the blind rivet (1)
Cooperate in the middle with the limiting slot (22) of fitting groove (21) opening.
3. the milling reamer of machining high-precision planet carrier axis hole as described in claim 1, it is characterised in that: reamer (5) peace
One end in knife handle (2) is machined with limit inclined-plane (53), limit inclined-plane (53) and the housing screw being mounted on knife handle (2)
(4) cooperation makes, and milling reamer (5) is fixed in the reamer hole (26) in knife handle (2) Nei.
4. the milling reamer of machining high-precision planet carrier axis hole as claimed in claim 3, it is characterised in that: the housing screw
(4) it is separately mounted in screw hole A (23) and ring flange (24) for two, screw hole A (23) is arranged in the port of knife handle (2)
Place, ring flange (24) are arranged at the intermediate groove of the screw hole B (25) on knife handle (2), screw hole A (23) and ring flange (24)
It is parallel to each other and vertical with the limit end face of inclined-plane (53).
5. the milling reamer of machining high-precision planet carrier axis hole as described in claim 1, it is characterised in that: knife handle (2) peace
It fills and is machined with the conical surface (27) on the outside of the one end to screw hole B (25) of blind rivet (1).
6. the milling reamer of machining high-precision planet carrier axis hole as described in claim 1, it is characterised in that: the cutting edge (51)
Several steps are set as, the diameter of each step is corresponding with the processing size in hole, and the side of cutting edge (51) is symmetrily processed with two
A chip space (52) makes the section of cutting edge (51) be in two triangles to oppose, and central through hole (55) is processed in cutting edge (51)
Top and extend to the other end.
7. the milling reamer of machining high-precision planet carrier axis hole as described in claim 1, it is characterised in that: the blind rivet (1) and
The through-hole for connecting its both ends is machined on the center line of knife handle (2), the through-hole in knife handle (2) and central through hole (55) are even
It connects, milling reamer (5) is equipped with sealing ring (3) installing one end end in knife handle (2), sealing ring (3) and reamer hole (26)
Bottom margin contact.
8. a kind of processing method of high-precision milling reamer, comprising the following steps:
A, knife handle is processed, and is processed after knife handle is heat-treated using numerically controlled lathe；
B, milling reamer processing, selects hard alloy pole then to lead to as ingredient using Laser ablation central through hole (55)
Cross grinding machine sum number control cutter and tool grinding machine grinding outer circle and cutting edge (51)；
C, it assembles, the milling reamer (5) processed is assemblied in knife handle (2) using housing screw (4)；
D, bite is processed, and by the milling reamer (5) assembled on the basis of the conical surface (27), is cut with accurate cylindrical grinder apex point
Each radial dimension of blade carries out grinding；
E, the bite and its apex point of finishing milling reamer.
9. the milling reamer and its processing method of machining high-precision planet carrier axis hole as claimed in claim 8, it is characterised in that: institute
The conical surface (27) for stating knife handle (2) in step a stays unilateral 0.08~0.10mm of surplus.
10. the milling reamer and its processing method of machining high-precision planet carrier axis hole as claimed in claim 8, it is characterised in that:
In the step b using grinding machine and numerical control tool grinder be ground each radial dimension surplus of outer bowlder reservation cutting edge (51) 0.02~
0.04mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811601242.0A CN109570597A (en) | 2018-12-26 | 2018-12-26 | A kind of the milling reamer and its processing method of machining high-precision planet carrier axis hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811601242.0A CN109570597A (en) | 2018-12-26 | 2018-12-26 | A kind of the milling reamer and its processing method of machining high-precision planet carrier axis hole |
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| Publication Number | Publication Date |
|---|---|
| CN109570597A true CN109570597A (en) | 2019-04-05 |
Family
ID=65931932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811601242.0A Pending CN109570597A (en) | 2018-12-26 | 2018-12-26 | A kind of the milling reamer and its processing method of machining high-precision planet carrier axis hole |
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| Country | Link |
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| CN (1) | CN109570597A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692527A (en) * | 2020-12-17 | 2021-04-23 | 昆山市优捷科自动化设备有限公司 | Machining method of cutting knife saw |
| CN113400025A (en) * | 2021-06-26 | 2021-09-17 | 惠尔信机械（泰兴）有限公司 | 3.5 megawatt wind generating set gear box primary planet carrier turning process |
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| KR20140134854A (en) * | 2013-05-15 | 2014-11-25 | (주)예스툴 | Indexable drill |
| CN104439397A (en) * | 2014-11-13 | 2015-03-25 | 贵州凯星液力传动机械有限公司 | High-precision deep hole combination drill and machining method thereof |
| US20160158855A1 (en) * | 2014-12-09 | 2016-06-09 | Kennametal Inc. | Cutting insert with internal coolant passages and method of making same |
| CN108127154A (en) * | 2017-12-28 | 2018-06-08 | 贵州凯星液力传动机械有限公司 | A kind of end face seals reticulate pattern cutter and processing method firmly |
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2018
- 2018-12-26 CN CN201811601242.0A patent/CN109570597A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140134854A (en) * | 2013-05-15 | 2014-11-25 | (주)예스툴 | Indexable drill |
| CN104439397A (en) * | 2014-11-13 | 2015-03-25 | 贵州凯星液力传动机械有限公司 | High-precision deep hole combination drill and machining method thereof |
| US20160158855A1 (en) * | 2014-12-09 | 2016-06-09 | Kennametal Inc. | Cutting insert with internal coolant passages and method of making same |
| CN108127154A (en) * | 2017-12-28 | 2018-06-08 | 贵州凯星液力传动机械有限公司 | A kind of end face seals reticulate pattern cutter and processing method firmly |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692527A (en) * | 2020-12-17 | 2021-04-23 | 昆山市优捷科自动化设备有限公司 | Machining method of cutting knife saw |
| CN113400025A (en) * | 2021-06-26 | 2021-09-17 | 惠尔信机械（泰兴）有限公司 | 3.5 megawatt wind generating set gear box primary planet carrier turning process |
| CN113400025B (en) * | 2021-06-26 | 2023-09-15 | 惠尔信机械（泰兴）有限公司 | Machining process for first-stage planet carrier of gear box of 3.5 megawatt wind generating set |
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Application publication date: 20190405 |